/*****************************************************************************

  TInOrderCAM.h -- InOrder table definition

 *****************************************************************************/
/* Copyright 2005-2007  
    Fabrizio Fazzino <fabrizio.fazzino@diit.unict.it>
    Maurizio Palesi <mpalesi@diit.unict.it>
    Davide Patti <dpatti@diit.unict.it>

 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
#ifndef __TINORDERCAM_H__
#define __TINORDERCAM_H__

//---------------------------------------------------------------------------

#include <systemc.h>
#include <map>
#include "NoximDefs.h"

using namespace std;

//---------------------------------------------------------------------------

class TInOrderCAM
{
public:

  TInOrderCAM();

  virtual ~TInOrderCAM() {}

  void setCAMCapacity(const unsigned int s);

  unsigned int getCAMCapacity();

  bool isFull();

  bool isCacheable(const int comm_id);

  void insertEntry(const int comm_id, const int output);

  void removeEntry(const int comm_id);

  int getOutputPort(const int comm_id); // return -1 if comm_id is not 
                                        //  present into the CAM

  int getCAMCurrentSize();

  int showCAM();

private:
  map<int,int> cam;      // cam[comm] --> output port
  unsigned int capacity; // max size of the CAM
};

#endif
